"The Last Angry Man" is a novel by E. L. Doctorow that explores the life of a dedicated and passionate doctor, Dr. Sam B. Heller, who struggles against the changing values of society. Set in a rapidly evolving urban environment, the story highlights his commitment to his patients and the challenges he faces from the medical establishment and the community. The narrative delves into themes of aging, integrity, and the impact of modernity on traditional values. Through Dr. Heller's experiences, the novel examines the conflict between personal ethics and societal expectations, ultimately portraying the struggle of an individual against a world that seems increasingly indifferent.